./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label43+token_ring.13.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235f9712-8c07-42b2-b39f-dd29bccfff30/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235f9712-8c07-42b2-b39f-dd29bccfff30/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235f9712-8c07-42b2-b39f-dd29bccfff30/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235f9712-8c07-42b2-b39f-dd29bccfff30/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label43+token_ring.13.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235f9712-8c07-42b2-b39f-dd29bccfff30/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235f9712-8c07-42b2-b39f-dd29bccfff30/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 787fd4e7c035abcc01b5459445c9a556e2360c9914b85bc4573ad4dc94fc74c0 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:52:51,956 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:52:51,959 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:52:52,000 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:52:52,001 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:52:52,005 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:52:52,007 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:52:52,011 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:52:52,014 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:52:52,020 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:52:52,022 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:52:52,024 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:52:52,024 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:52:52,027 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:52:52,029 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:52:52,034 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:52:52,036 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:52:52,037 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:52:52,040 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:52:52,049 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:52:52,051 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:52:52,053 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:52:52,056 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:52:52,057 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:52:52,069 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:52:52,070 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:52:52,071 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:52:52,073 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:52:52,074 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:52:52,075 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:52:52,076 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:52:52,078 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:52:52,080 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:52:52,081 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:52:52,083 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:52:52,083 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:52:52,084 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:52:52,085 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:52:52,085 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:52:52,086 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:52:52,087 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:52:52,088 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235f9712-8c07-42b2-b39f-dd29bccfff30/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:52:52,140 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:52:52,140 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:52:52,141 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:52:52,142 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:52:52,143 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:52:52,143 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:52:52,143 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:52:52,143 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:52:52,150 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:52:52,150 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:52:52,151 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:52:52,152 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:52:52,152 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:52:52,152 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:52:52,152 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:52:52,153 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:52:52,153 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:52:52,153 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:52:52,153 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:52:52,154 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:52:52,154 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:52:52,154 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:52,154 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:52:52,155 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:52:52,155 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:52:52,155 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:52:52,155 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:52:52,156 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:52:52,156 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235f9712-8c07-42b2-b39f-dd29bccfff30/bin/ukojak-CwSLpZB5Qu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235f9712-8c07-42b2-b39f-dd29bccfff30/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 787fd4e7c035abcc01b5459445c9a556e2360c9914b85bc4573ad4dc94fc74c0 [2021-11-23 15:52:52,476 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:52:52,497 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:52:52,500 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:52:52,501 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:52:52,502 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:52:52,504 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235f9712-8c07-42b2-b39f-dd29bccfff30/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label43+token_ring.13.cil-1.c [2021-11-23 15:52:52,569 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235f9712-8c07-42b2-b39f-dd29bccfff30/bin/ukojak-CwSLpZB5Qu/data/ce453a0d7/f80f984a29384111b5cce6b74f8615b2/FLAG135348413 [2021-11-23 15:52:53,559 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:52:53,559 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235f9712-8c07-42b2-b39f-dd29bccfff30/sv-benchmarks/c/combinations/Problem05_label43+token_ring.13.cil-1.c [2021-11-23 15:52:53,619 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235f9712-8c07-42b2-b39f-dd29bccfff30/bin/ukojak-CwSLpZB5Qu/data/ce453a0d7/f80f984a29384111b5cce6b74f8615b2/FLAG135348413 [2021-11-23 15:52:53,904 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235f9712-8c07-42b2-b39f-dd29bccfff30/bin/ukojak-CwSLpZB5Qu/data/ce453a0d7/f80f984a29384111b5cce6b74f8615b2 [2021-11-23 15:52:53,907 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:52:53,908 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:52:53,910 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:53,910 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:52:53,913 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:52:53,914 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:53" (1/1) ... [2021-11-23 15:52:53,915 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44365236 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:53, skipping insertion in model container [2021-11-23 15:52:53,916 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:53" (1/1) ... [2021-11-23 15:52:53,923 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:52:54,165 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:52:56,374 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235f9712-8c07-42b2-b39f-dd29bccfff30/sv-benchmarks/c/combinations/Problem05_label43+token_ring.13.cil-1.c[381679,381692] [2021-11-23 15:52:56,399 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235f9712-8c07-42b2-b39f-dd29bccfff30/sv-benchmarks/c/combinations/Problem05_label43+token_ring.13.cil-1.c[383339,383352] [2021-11-23 15:52:56,802 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:56,811 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:52:58,036 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235f9712-8c07-42b2-b39f-dd29bccfff30/sv-benchmarks/c/combinations/Problem05_label43+token_ring.13.cil-1.c[381679,381692] [2021-11-23 15:52:58,040 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235f9712-8c07-42b2-b39f-dd29bccfff30/sv-benchmarks/c/combinations/Problem05_label43+token_ring.13.cil-1.c[383339,383352] [2021-11-23 15:52:58,086 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:58,165 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:52:58,166 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:58 WrapperNode [2021-11-23 15:52:58,166 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:58,167 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:58,168 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:52:58,168 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:52:58,175 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:58" (1/1) ... [2021-11-23 15:52:58,284 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:58" (1/1) ... [2021-11-23 15:52:58,877 INFO L137 Inliner]: procedures = 70, calls = 81, calls flagged for inlining = 47, calls inlined = 47, statements flattened = 13262 [2021-11-23 15:52:58,878 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:58,879 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:52:58,879 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:52:58,879 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:52:58,902 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:58" (1/1) ... [2021-11-23 15:52:58,902 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:58" (1/1) ... [2021-11-23 15:52:59,027 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:58" (1/1) ... [2021-11-23 15:52:59,038 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:58" (1/1) ... [2021-11-23 15:52:59,211 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:58" (1/1) ... [2021-11-23 15:52:59,377 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:58" (1/1) ... [2021-11-23 15:52:59,403 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:58" (1/1) ... [2021-11-23 15:52:59,513 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:52:59,514 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:52:59,514 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:52:59,514 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:52:59,515 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:58" (1/1) ... [2021-11-23 15:52:59,522 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:59,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235f9712-8c07-42b2-b39f-dd29bccfff30/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:52:59,545 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235f9712-8c07-42b2-b39f-dd29bccfff30/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:52:59,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235f9712-8c07-42b2-b39f-dd29bccfff30/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:52:59,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:52:59,590 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:52:59,590 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:52:59,590 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:52:59,590 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:52:59,590 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:52:59,590 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:52:59,591 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:52:59,591 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:52:59,591 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:52:59,591 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:52:59,591 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:52:59,592 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:52:59,592 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:52:59,592 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:52:59,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:52:59,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:52:59,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:52:59,740 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:52:59,741 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:53:07,509 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:53:07,621 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:53:07,626 INFO L158 Benchmark]: Toolchain (without parser) took 13716.65ms. Allocated memory was 117.4MB in the beginning and 708.8MB in the end (delta: 591.4MB). Free memory was 76.2MB in the beginning and 328.6MB in the end (delta: -252.5MB). Peak memory consumption was 547.6MB. Max. memory is 16.1GB. [2021-11-23 15:53:07,627 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 117.4MB. Free memory is still 70.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:53:07,628 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4256.84ms. Allocated memory was 117.4MB in the beginning and 205.5MB in the end (delta: 88.1MB). Free memory was 75.7MB in the beginning and 82.2MB in the end (delta: -6.5MB). Peak memory consumption was 104.0MB. Max. memory is 16.1GB. [2021-11-23 15:53:07,629 INFO L158 Benchmark]: Boogie Procedure Inliner took 710.77ms. Allocated memory was 205.5MB in the beginning and 354.4MB in the end (delta: 148.9MB). Free memory was 82.2MB in the beginning and 217.4MB in the end (delta: -135.2MB). Peak memory consumption was 61.9MB. Max. memory is 16.1GB. [2021-11-23 15:53:07,629 INFO L158 Benchmark]: Boogie Preprocessor took 634.38ms. Allocated memory is still 354.4MB. Free memory was 217.4MB in the beginning and 212.1MB in the end (delta: 5.2MB). Peak memory consumption was 59.8MB. Max. memory is 16.1GB. [2021-11-23 15:53:07,630 INFO L158 Benchmark]: RCFGBuilder took 8110.31ms. Allocated memory was 354.4MB in the beginning and 708.8MB in the end (delta: 354.4MB). Free memory was 212.1MB in the beginning and 328.6MB in the end (delta: -116.5MB). Peak memory consumption was 447.7MB. Max. memory is 16.1GB. [2021-11-23 15:53:07,634 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 117.4MB. Free memory is still 70.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4256.84ms. Allocated memory was 117.4MB in the beginning and 205.5MB in the end (delta: 88.1MB). Free memory was 75.7MB in the beginning and 82.2MB in the end (delta: -6.5MB). Peak memory consumption was 104.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 710.77ms. Allocated memory was 205.5MB in the beginning and 354.4MB in the end (delta: 148.9MB). Free memory was 82.2MB in the beginning and 217.4MB in the end (delta: -135.2MB). Peak memory consumption was 61.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 634.38ms. Allocated memory is still 354.4MB. Free memory was 217.4MB in the beginning and 212.1MB in the end (delta: 5.2MB). Peak memory consumption was 59.8MB. Max. memory is 16.1GB. * RCFGBuilder took 8110.31ms. Allocated memory was 354.4MB in the beginning and 708.8MB in the end (delta: 354.4MB). Free memory was 212.1MB in the beginning and 328.6MB in the end (delta: -116.5MB). Peak memory consumption was 447.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:53:07,685 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235f9712-8c07-42b2-b39f-dd29bccfff30/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235f9712-8c07-42b2-b39f-dd29bccfff30/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235f9712-8c07-42b2-b39f-dd29bccfff30/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235f9712-8c07-42b2-b39f-dd29bccfff30/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235f9712-8c07-42b2-b39f-dd29bccfff30/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label43+token_ring.13.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235f9712-8c07-42b2-b39f-dd29bccfff30/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235f9712-8c07-42b2-b39f-dd29bccfff30/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 787fd4e7c035abcc01b5459445c9a556e2360c9914b85bc4573ad4dc94fc74c0 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:53:10,202 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:53:10,206 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:53:10,262 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:53:10,263 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:53:10,268 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:53:10,269 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:53:10,274 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:53:10,277 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:53:10,283 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:53:10,287 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:53:10,289 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:53:10,289 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:53:10,292 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:53:10,294 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:53:10,299 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:53:10,301 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:53:10,302 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:53:10,304 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:53:10,312 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:53:10,314 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:53:10,315 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:53:10,318 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:53:10,320 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:53:10,330 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:53:10,331 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:53:10,331 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:53:10,333 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:53:10,334 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:53:10,335 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:53:10,336 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:53:10,337 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:53:10,339 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:53:10,340 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:53:10,342 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:53:10,342 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:53:10,343 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:53:10,343 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:53:10,343 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:53:10,345 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:53:10,346 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:53:10,347 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235f9712-8c07-42b2-b39f-dd29bccfff30/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:53:10,389 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:53:10,390 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:53:10,391 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:53:10,391 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:53:10,393 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:53:10,393 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:53:10,393 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:53:10,394 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:53:10,394 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:53:10,394 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:53:10,395 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:53:10,396 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:53:10,396 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:53:10,396 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:53:10,396 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:53:10,397 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:53:10,397 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:53:10,397 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:53:10,397 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:53:10,398 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:53:10,398 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:53:10,398 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:53:10,398 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:53:10,399 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:10,399 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:53:10,399 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:53:10,400 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:53:10,400 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:53:10,400 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:53:10,400 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:53:10,401 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:53:10,401 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:53:10,401 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235f9712-8c07-42b2-b39f-dd29bccfff30/bin/ukojak-CwSLpZB5Qu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235f9712-8c07-42b2-b39f-dd29bccfff30/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 787fd4e7c035abcc01b5459445c9a556e2360c9914b85bc4573ad4dc94fc74c0 [2021-11-23 15:53:10,857 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:53:10,877 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:53:10,880 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:53:10,881 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:53:10,882 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:53:10,883 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235f9712-8c07-42b2-b39f-dd29bccfff30/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label43+token_ring.13.cil-1.c [2021-11-23 15:53:10,948 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235f9712-8c07-42b2-b39f-dd29bccfff30/bin/ukojak-CwSLpZB5Qu/data/da63864d1/432c5bfae190443ba41de68ade68664c/FLAG120c10777 [2021-11-23 15:53:11,981 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:53:11,982 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235f9712-8c07-42b2-b39f-dd29bccfff30/sv-benchmarks/c/combinations/Problem05_label43+token_ring.13.cil-1.c [2021-11-23 15:53:12,038 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235f9712-8c07-42b2-b39f-dd29bccfff30/bin/ukojak-CwSLpZB5Qu/data/da63864d1/432c5bfae190443ba41de68ade68664c/FLAG120c10777 [2021-11-23 15:53:12,261 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235f9712-8c07-42b2-b39f-dd29bccfff30/bin/ukojak-CwSLpZB5Qu/data/da63864d1/432c5bfae190443ba41de68ade68664c [2021-11-23 15:53:12,264 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:53:12,267 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:53:12,270 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:12,271 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:53:12,275 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:53:12,276 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:12" (1/1) ... [2021-11-23 15:53:12,277 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ff4829d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:12, skipping insertion in model container [2021-11-23 15:53:12,278 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:53:12" (1/1) ... [2021-11-23 15:53:12,285 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:53:12,593 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:53:14,847 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235f9712-8c07-42b2-b39f-dd29bccfff30/sv-benchmarks/c/combinations/Problem05_label43+token_ring.13.cil-1.c[381679,381692] [2021-11-23 15:53:14,873 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235f9712-8c07-42b2-b39f-dd29bccfff30/sv-benchmarks/c/combinations/Problem05_label43+token_ring.13.cil-1.c[383339,383352] [2021-11-23 15:53:15,316 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:15,332 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:53:16,689 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235f9712-8c07-42b2-b39f-dd29bccfff30/sv-benchmarks/c/combinations/Problem05_label43+token_ring.13.cil-1.c[381679,381692] [2021-11-23 15:53:16,693 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235f9712-8c07-42b2-b39f-dd29bccfff30/sv-benchmarks/c/combinations/Problem05_label43+token_ring.13.cil-1.c[383339,383352] [2021-11-23 15:53:16,751 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:53:16,826 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:53:16,827 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:16 WrapperNode [2021-11-23 15:53:16,827 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:53:16,828 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:16,828 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:53:16,828 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:53:16,835 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:16" (1/1) ... [2021-11-23 15:53:16,972 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:16" (1/1) ... [2021-11-23 15:53:17,416 INFO L137 Inliner]: procedures = 71, calls = 81, calls flagged for inlining = 47, calls inlined = 47, statements flattened = 13217 [2021-11-23 15:53:17,416 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:53:17,417 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:53:17,417 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:53:17,417 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:53:17,436 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:16" (1/1) ... [2021-11-23 15:53:17,504 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:16" (1/1) ... [2021-11-23 15:53:17,597 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:16" (1/1) ... [2021-11-23 15:53:17,597 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:16" (1/1) ... [2021-11-23 15:53:17,837 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:16" (1/1) ... [2021-11-23 15:53:17,895 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:16" (1/1) ... [2021-11-23 15:53:18,037 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:16" (1/1) ... [2021-11-23 15:53:18,129 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:53:18,130 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:53:18,130 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:53:18,131 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:53:18,131 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:53:16" (1/1) ... [2021-11-23 15:53:18,138 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:53:18,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235f9712-8c07-42b2-b39f-dd29bccfff30/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:53:18,160 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235f9712-8c07-42b2-b39f-dd29bccfff30/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:53:18,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235f9712-8c07-42b2-b39f-dd29bccfff30/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:53:18,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:53:18,213 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:53:18,213 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:53:18,213 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:53:18,213 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:53:18,213 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:53:18,213 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:53:18,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:53:18,214 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-23 15:53:18,214 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-23 15:53:18,214 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:53:18,214 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:53:18,214 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:53:18,214 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:53:18,214 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:53:18,215 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:53:18,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:53:18,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:53:18,424 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:53:18,426 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:53:28,904 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:53:29,003 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:53:29,007 INFO L158 Benchmark]: Toolchain (without parser) took 16738.66ms. Allocated memory was 77.6MB in the beginning and 1.2GB in the end (delta: 1.2GB). Free memory was 42.5MB in the beginning and 922.2MB in the end (delta: -879.7MB). Peak memory consumption was 514.4MB. Max. memory is 16.1GB. [2021-11-23 15:53:29,007 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 58.7MB. Free memory was 39.9MB in the beginning and 39.9MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:53:29,008 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4556.48ms. Allocated memory was 77.6MB in the beginning and 348.1MB in the end (delta: 270.5MB). Free memory was 42.5MB in the beginning and 241.7MB in the end (delta: -199.2MB). Peak memory consumption was 103.9MB. Max. memory is 16.1GB. [2021-11-23 15:53:29,009 INFO L158 Benchmark]: Boogie Procedure Inliner took 588.55ms. Allocated memory is still 348.1MB. Free memory was 241.7MB in the beginning and 215.8MB in the end (delta: 26.0MB). Peak memory consumption was 114.0MB. Max. memory is 16.1GB. [2021-11-23 15:53:29,010 INFO L158 Benchmark]: Boogie Preprocessor took 712.20ms. Allocated memory is still 348.1MB. Free memory was 215.8MB in the beginning and 184.3MB in the end (delta: 31.4MB). Peak memory consumption was 79.7MB. Max. memory is 16.1GB. [2021-11-23 15:53:29,010 INFO L158 Benchmark]: RCFGBuilder took 10874.55ms. Allocated memory was 348.1MB in the beginning and 1.2GB in the end (delta: 889.2MB). Free memory was 184.3MB in the beginning and 922.2MB in the end (delta: -737.9MB). Peak memory consumption was 384.5MB. Max. memory is 16.1GB. [2021-11-23 15:53:29,014 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 58.7MB. Free memory was 39.9MB in the beginning and 39.9MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4556.48ms. Allocated memory was 77.6MB in the beginning and 348.1MB in the end (delta: 270.5MB). Free memory was 42.5MB in the beginning and 241.7MB in the end (delta: -199.2MB). Peak memory consumption was 103.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 588.55ms. Allocated memory is still 348.1MB. Free memory was 241.7MB in the beginning and 215.8MB in the end (delta: 26.0MB). Peak memory consumption was 114.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 712.20ms. Allocated memory is still 348.1MB. Free memory was 215.8MB in the beginning and 184.3MB in the end (delta: 31.4MB). Peak memory consumption was 79.7MB. Max. memory is 16.1GB. * RCFGBuilder took 10874.55ms. Allocated memory was 348.1MB in the beginning and 1.2GB in the end (delta: 889.2MB). Free memory was 184.3MB in the beginning and 922.2MB in the end (delta: -737.9MB). Peak memory consumption was 384.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:53:29,065 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_235f9712-8c07-42b2-b39f-dd29bccfff30/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable